ACPI: remove null pointer checks in deferred execution path

Better to oops and learn about a bug than to silently cover it up.

Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Signed-off-by: Len Brown <len.brown@intel.com>

diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
index d753206f0734cc47f6f1c7615dfbc1f3f5745ada..56071b67bed58f055150fbf0d23ead4ebe369bb5 100644 (file)
--- a/drivers/acpi/osl.c
+++ b/drivers/acpi/osl.c
@@ -699,18 +699,12 @@ void acpi_os_derive_pci_id(acpi_handle rhandle,   /* upper bound  */
 static void acpi_os_execute_deferred(struct work_struct *work)
 {
        struct acpi_os_dpc *dpc = container_of(work, struct acpi_os_dpc, work);
-       if (!dpc) {
-               printk(KERN_ERR PREFIX "Invalid (NULL) context\n");
-               return;
-       }
 
        if (dpc->wait)
                acpi_os_wait_events_complete(NULL);
 
        dpc->function(dpc->context);
        kfree(dpc);
-
-       return;
 }
 
 /*******************************************************************************
@@ -739,9 +733,6 @@ static acpi_status __acpi_os_execute(acpi_execute_type type,
                          "Scheduling function [%p(%p)] for deferred execution.\n",
                          function, context));
 
-       if (!function)
-               return AE_BAD_PARAMETER;
-
        /*
         * Allocate/initialize DPC structure.  Note that this memory will be
         * freed by the callee.  The kernel handles the work_struct list  in a